This is a listing for 10 sets of new ↓. "37 Pingu Pop-up Mini Greeting Card Multi-purpose Basketball" (Envelope, 3D card, pop-up card, message card) Retail price → 220 yen (excluding tax) 220 yen x 10 = equivalent to 2200 yen Contents of 1 piece ↓ 1 two-fold pop-up mini message card & 1 mini envelope each Envelope color → Orange Envelope size → Approximately 8cm x 8cm I think this card can be used for multiple purposes. It's a 3D pop-up card, and you can write a message on it. It's a very cute mini card.